New Revised Standard Version
David said further to his son Solomon, “Be strong and of good courage, and act. Do not be afraid or dismayed; for the LORD God, my God, is with you. He will not fail you or forsake you, until all the work for the service of the house of the LORD is finished.

Contemporary English Version
But you must see that everything is done according to these plans. Be confident, and never be afraid of anything or get discouraged. The LORD my God will help you do everything needed to finish the temple, so it can be used for worshiping him.

New American Bible
Then David said to his son Solomon: “Be strong and steadfast, and go to work; do not fear or be dismayed, for the LORD God, my God, is with you. He will not fail you or abandon you before you have completed all the work for the service of the house of the LORD.

Douay-Rheims Bible
And David said to Solomon his son: Act like a man, and take courage, and do: fear not, and be not dismayed: for the Lord my God will be with thee, and will not leave thee, nor forsake thee, till thou hast finished all the work for the service of the house of the Lord.

And David said to Solomon his son: Act like a man, and take courage, and do: fear not, and be not dismayed: for the Lord my God will be with thee, and will not leave thee, nor forsake thee, till thou hast finished all the work for the service of the house of the Lord.

Be strong

1 Chronicles 28:10 Now therefore seeing the Lord hath chosen thee to build the house of the sanctuary, take courage, and do it.

1 Chronicles 22:18 Saying: You see, that the Lord your God is with you, and hath given you rest round about, and hath delivered all your enemies into your hands, and the land is subdued before the Lord, and before his people.

Deuteronomy 31:7,8 And Moses called Josue, and said to him before all Israel: Take courage, and be valiant: for thou shalt bring this people into the land which the Lord swore he would give to their fathers, and thou shalt divide it by lot. . . .

Joshua 1:6-9 Take courage, and be strong: for thou shalt divide by lot to this people the land for which I swore to their fathers, that I would deliver it to them. . . .

1 Corinthians 16:13 Watch ye: stand fast in the faith: do manfully and be strengthened.

fear not

Psalm 27:1,2 The psalm of David before he was anointed. The Lord is my light and my salvation, whom shall I fear? The Lord is the protector of my life: of whom shall I be afraid? . . .

Isaiah 41:10,13 Fear not, for I am with thee: turn not aside, for I am thy God: I have strengthened thee, and have helped thee, and the right hand of my just one hath upheld thee. . . .

Romans 8:31 What shall we then say to these things? If God be for us, who is against us?

he will not fail thee

Joshua 1:5 No man shall be able to resist you all the days of thy life: as I have been with Moses, so will I be with thee: I will not leave thee, nor forsake thee.

Hebrews 13:5 Let your manners be without covetousness, contented with such things as you have. For he hath said: I will not leave thee: neither will I forsake thee.